asp.net对象合并

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public
class com

    {

        /// <summary>

        /// 把参数转为JSON字符串

        /// </summary>

        /// <param name="all">所有的参娄</param>

        /// <returns>JSON字符串</returns>

        public
static Hashtable StringToJSON(string
all)

        {

            Hashtable ht = new
Hashtable();

            string[] arpar = all.Split(‘&‘);

            foreach
(string
p in
arpar)

                ht.Add(p.Split(‘=‘)[0], p.Split(‘=‘)[1]);

            return
ht;

        }

        /// <summary>

        /// 对象合并之后的JSON字符串

        /// </summary>

        /// <param name="str">参数对象</param>

        /// <param name="obj">原始对象</param>

        /// <returns>合并后的字符串</returns>

        public
static string extend(object
obj, Hashtable hashTable)

        {

            Hashtable ht = new
Hashtable();

            List<string> listobj = new
List<string>();

            foreach
(PropertyInfo pi in
obj.GetType().GetProperties())

                listobj.Add(pi.Name);

            List<string> listpar = new
List<string>();

            foreach
(DictionaryEntry de in
hashTable)

                listpar.Add(de.Key.ToString());

            //当存在的时候添加新值

            foreach
(DictionaryEntry de in
hashTable)

                if
(listobj.Contains(de.Key.ToString()))

                    ht.Add(de.Key.ToString(), de.Value.ToString());

            //当不存在的时候添加默认值

            foreach
(PropertyInfo pi in
obj.GetType().GetProperties())

                if
(!listpar.Contains(pi.Name))

                    ht.Add(pi.Name, pi.GetValue(obj, null));

            JavaScriptSerializer serializer = new
JavaScriptSerializer();

            return
new JavaScriptSerializer().Serialize(ht);            

        }

    }